STOCK-BASED COMPENSATION (Details 2) (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended			12 Months Ended	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended
	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013 Cost of Sales [Member]	Jul. 28, 2012 Cost of Sales [Member]	Aug. 03, 2013 Cost of Sales [Member]	Jul. 28, 2012 Cost of Sales [Member]	Aug. 03, 2013 Employee Stock Option [Member]	Feb. 02, 2013 Employee Stock Option [Member]	Aug. 03, 2013 Restricted Stock Units (RSUs) [Member]	Jul. 28, 2012 Restricted Stock Units (RSUs) [Member]	Aug. 03, 2013 Restricted Stock Units (RSUs) [Member]	Jul. 28, 2012 Restricted Stock Units (RSUs) [Member]	Aug. 03, 2013 Performance Awards Member	Jul. 28, 2012 Performance Awards Member	Aug. 03, 2013 Performance Awards Member	Jul. 28, 2012 Performance Awards Member	Aug. 03, 2013 sharesearnedopincmax [Domain]	Aug. 03, 2013 sharesearnedopincmin [Domain]
Stock-based compensation
Allocated Share-based Compensation Expense	$ 5,518,000	$ 3,960,000	$ 10,950,000	$ 6,957,000	$ 900,000	$ 500,000	$ 1,600,000	$ 800,000			$ 3,311,000	$ 3,224,000	$ 6,842,000	$ 5,601,000	$ 2,207,000	$ 736,000	$ 4,108,000	$ 1,356,000
Vesting period (in years)			1 year	3 years
Minimum percentage of Target Shares which can be earned by the participants (as a percent)																				0.00%
Maximum percentage of Target Shares that can be earned by the participants (as a percent)			200.00%																200.00%
Percentage of Target Shares paid out if final operating income below threshold (as a percent)																	100.00%
Deferred and Performance Awards
Unvested awards at the beginning of the period (in shares)																	172
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period																	204
Vested (in shares)																	(2)
Forfeited (in shares)																	(5)
Unvested awards at the end of the period (in shares)															369		369
Weighted Average Grant Date Fair Value
Unvested awards at the beginning of the period (in dollars per share)																	$ 48.59
Granted (in shares)																	$ 47.89
Vested (in dollars per share)																	$ 46.48
Forfeited (in dollars per share)																	$ 47.25
Unvested awards at the end of the period (in dollars per share)															$ 48.23		$ 48.23
Unrecognized costs and period of recognition
Unrecognized stock-based compensation expense (in dollars)															9,400,000		9,400,000
Weighted average period for recognition of unrecognized stock-based compensation expense (in years)																	1 year 8 months 27 days
Number of Options
Options outstanding at the beginning of the period (in shares)									84
Exercised (in shares)									(47)
Forfeited (in shares)									(1)
Options outstanding at the end of the period (in shares)										84
Options exercisable (in shares)									36
Weighted Average Exercise Price
Options outstanding at the beginning of the period (in dollars per share)									$ 30.08
Exercised (in dollars per share)									$ 30.62
Forfeited (in dollars per share)									$ 34.45
Options outstanding at the end of the period (in dollars per share)									$ 29.40	$ 30.08
Weighted Average Remaining Contractual Life (in years)
Options outstanding at the beginning of the period (in years)									4 years 1 month 6 days	3 years 6 months
Options outstanding at the end of the period (in years)									4 years 1 month 6 days	3 years 6 months
Aggregate Intrinsic Value
Options outstanding at the beginning of the period (in dollars)									1,633,000
Exercised (in dollars)									886,000
Forfeited (in dollars)									6,000
Options outstanding at the end of the period (in dollars)									$ 897,000	$ 1,633,000